#ifndef ARCH_SERIAL_H_
#define ARCH_SERIAL_H_

#ifdef __cplusplus
extern "C" {
#endif

#define SERIAL_PORT_A 0x3F8
#define SERIAL_PORT_B 0x2F8
#define SERIAL_PORT_C 0x3E8
#define SERIAL_PORT_D 0x2E8

extern void serial_putchar(int port, char ch);

extern void serial_wait(int device);
extern void serial_send_byte(int device, char out);
extern char serial_recv_byte(int device);

extern int serial_rcvd(int device);

extern void early_serialcon_init(int baud);

#ifdef __cplusplus
}
#endif

#endif